staging: comedi: usbduxsigma: use cfc_check_trigger_arg_*() helpers

Use the new helpers in the step 3 tests of usbdux_{ai,ao}_cmdtest().

Also, remove some debug noise.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/comedi/drivers/usbduxsigma.c b/drivers/staging/comedi/drivers/usbduxsigma.c
index 972017069e5e57611b1c4b7a0d5194bf6b8ba93a..cdd279b1f61e12bcddd5c2dea6673592e28c3c42 100644 (file)
--- a/drivers/staging/comedi/drivers/usbduxsigma.c
+++ b/drivers/staging/comedi/drivers/usbduxsigma.c
@@ -904,9 +904,6 @@ static int usbdux_ai_cmdtest(struct comedi_device *dev,
        if (!(this_usbduxsub->probed))
                return -ENODEV;
 
-       dev_dbg(&this_usbduxsub->interface->dev,
-               "comedi%d: usbdux_ai_cmdtest\n", dev->minor);
-
        /* Step 1 : check if triggers are trivially valid */
 
        err |= cfc_check_trigger_src(&cmd->start_src, TRIG_NOW | TRIG_INT);
@@ -928,19 +925,12 @@ static int usbdux_ai_cmdtest(struct comedi_device *dev,
        if (err)
                return 2;
 
-       /* step 3: make sure arguments are trivially compatible */
-       if (cmd->start_arg != 0) {
-               cmd->start_arg = 0;
-               err++;
-       }
+       /* Step 3: check if arguments are trivially valid */
 
-       if (cmd->scan_begin_src == TRIG_FOLLOW) {
-               /* internal trigger */
-               if (cmd->scan_begin_arg != 0) {
-                       cmd->scan_begin_arg = 0;
-                       err++;
-               }
-       }
+       err |= cfc_check_trigger_arg_is(&cmd->start_arg, 0);
+
+       if (cmd->scan_begin_src == TRIG_FOLLOW) /* internal trigger */
+               err |= cfc_check_trigger_arg_is(&cmd->scan_begin_arg, 0);
 
        if (cmd->scan_begin_src == TRIG_TIMER) {
                if (this_usbduxsub->high_speed) {
@@ -951,51 +941,35 @@ static int usbdux_ai_cmdtest(struct comedi_device *dev,
                         * are in the channel list the more time we need.
                         */
                        i = chanToInterval(cmd->chanlist_len);
-                       if (cmd->scan_begin_arg < (1000000 / 8 * i)) {
-                               cmd->scan_begin_arg = 1000000 / 8 * i;
-                               err++;
-                       }
+                       err |= cfc_check_trigger_arg_min(&cmd->scan_begin_arg,
+                                                        (1000000 / 8 * i));
                        /* now calc the real sampling rate with all the
                         * rounding errors */
                        tmpTimer =
                            ((unsigned int)(cmd->scan_begin_arg / 125000)) *
                            125000;
-                       if (cmd->scan_begin_arg != tmpTimer) {
-                               cmd->scan_begin_arg = tmpTimer;
-                               err++;
-                       }
                } else {
                        /* full speed */
                        /* 1kHz scans every USB frame */
-                       if (cmd->scan_begin_arg < 1000000) {
-                               cmd->scan_begin_arg = 1000000;
-                               err++;
-                       }
+                       err |= cfc_check_trigger_arg_min(&cmd->scan_begin_arg,
+                                                        1000000);
                        /*
                         * calc the real sampling rate with the rounding errors
                         */
                        tmpTimer = ((unsigned int)(cmd->scan_begin_arg /
                                                   1000000)) * 1000000;
-                       if (cmd->scan_begin_arg != tmpTimer) {
-                               cmd->scan_begin_arg = tmpTimer;
-                               err++;
-                       }
                }
+               err |= cfc_check_trigger_arg_is(&cmd->scan_begin_arg,
+                                               tmpTimer);
        }
-       /* the same argument */
-       if (cmd->scan_end_arg != cmd->chanlist_len) {
-               cmd->scan_end_arg = cmd->chanlist_len;
-               err++;
-       }
+
+       err |= cfc_check_trigger_arg_is(&cmd->scan_end_arg, cmd->chanlist_len);
 
        if (cmd->stop_src == TRIG_COUNT) {
                /* any count is allowed */
        } else {
                /* TRIG_NONE */
-               if (cmd->stop_arg != 0) {
-                       cmd->stop_arg = 0;
-                       err++;
-               }
+               err |= cfc_check_trigger_arg_is(&cmd->stop_arg, 0);
        }
 
        if (err)
@@ -1576,57 +1550,30 @@ static int usbdux_ao_cmdtest(struct comedi_device *dev,
        if (err)
                return 2;
 
-       /* step 3: make sure arguments are trivially compatible */
+       /* Step 3: check if arguments are trivially valid */
 
-       if (cmd->start_arg != 0) {
-               cmd->start_arg = 0;
-               err++;
-       }
+       err |= cfc_check_trigger_arg_is(&cmd->start_arg, 0);
 
-       if (cmd->scan_begin_src == TRIG_FOLLOW) {
-               /* internal trigger */
-               if (cmd->scan_begin_arg != 0) {
-                       cmd->scan_begin_arg = 0;
-                       err++;
-               }
-       }
+       if (cmd->scan_begin_src == TRIG_FOLLOW) /* internal trigger */
+               err |= cfc_check_trigger_arg_is(&cmd->scan_begin_arg, 0);
+
+       if (cmd->scan_begin_src == TRIG_TIMER)
+               err |= cfc_check_trigger_arg_min(&cmd->scan_begin_arg,
+                                                1000000);
 
-       if (cmd->scan_begin_src == TRIG_TIMER) {
-               /* timer */
-               if (cmd->scan_begin_arg < 1000000) {
-                       cmd->scan_begin_arg = 1000000;
-                       err++;
-               }
-       }
        /* not used now, is for later use */
-       if (cmd->convert_src == TRIG_TIMER) {
-               if (cmd->convert_arg < 125000) {
-                       cmd->convert_arg = 125000;
-                       err++;
-               }
-       }
+       if (cmd->convert_src == TRIG_TIMER)
+               err |= cfc_check_trigger_arg_min(&cmd->convert_arg, 125000);
 
-       /* the same argument */
-       if (cmd->scan_end_arg != cmd->chanlist_len) {
-               cmd->scan_end_arg = cmd->chanlist_len;
-               err++;
-       }
+       err |= cfc_check_trigger_arg_is(&cmd->scan_end_arg, cmd->chanlist_len);
 
        if (cmd->stop_src == TRIG_COUNT) {
                /* any count is allowed */
        } else {
                /* TRIG_NONE */
-               if (cmd->stop_arg != 0) {
-                       cmd->stop_arg = 0;
-                       err++;
-               }
+               err |= cfc_check_trigger_arg_is(&cmd->stop_arg, 0);
        }
 
-       dev_dbg(&this_usbduxsub->interface->dev, "comedi%d: err=%d, "
-               "scan_begin_src=%d, scan_begin_arg=%d, convert_src=%d, "
-               "convert_arg=%d\n", dev->minor, err, cmd->scan_begin_src,
-               cmd->scan_begin_arg, cmd->convert_src, cmd->convert_arg);
-
        if (err)
                return 3;